Seat design of a chair



FIG. 1 is an upper perspective view of the seat design of a chairshowing my design.

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is an opposite side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is an upper perspective view thereof, showing attachment to achair.

The broken lines shown in FIG. 8 are for illustrative purposes only andform no part of the claimed design.

The ornamental design for a seat design of a chair, showing my design asshown and described.